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Fri, 20 Dec 2024 05:54:03 +0000 Received: from APTAIPPMTA02.qualcomm.com (APTAIPPMTA02.qualcomm.com [127.0.0.1]) by pps.reinject (8.17.1.5/8.17.1.5) with ESMTP id 4BK5s3HH031771; Fri, 20 Dec 2024 05:54:03 GMT Received: from cse-cd02-lnx.ap.qualcomm.com (cse-cd02-lnx.qualcomm.com [10.64.75.246]) by APTAIPPMTA02.qualcomm.com (PPS) with ESMTPS id 4BK5s3VT031764 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 20 Dec 2024 05:54:03 +0000 Received: by cse-cd02-lnx.ap.qualcomm.com (Postfix, from userid 4438065) id 206A31C3C; Fri, 20 Dec 2024 13:54:02 +0800 (CST) From: Ziyue Zhang To: vkoul@kernel.org, kishon@kernel.org, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, dmitry.baryshkov@linaro.org, neil.armstrong@linaro.org, abel.vesa@linaro.org, manivannan.sadhasivam@linaro.org, lpieralisi@kernel.org, kw@linux.com, bhelgaas@google.com, andersson@kernel.org, konradybcio@kernel.org Cc: linux-phy@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-pci@vger.kernel.org, quic_qianyu@quicinc.com, quic_krichai@quicinc.com, quic_vbadigan@quicinc.com, Ziyue Zhang Subject: [PATCH v3 2/8] phy: qcom-qmp-pcie: add dual lane PHY support for QCS8300 Date: Fri, 20 Dec 2024 13:52:33 +0800 Message-Id: <20241220055239.2744024-3-quic_ziyuzhan@quicinc.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20241220055239.2744024-1-quic_ziyuzhan@quicinc.com> References: <20241220055239.2744024-1-quic_ziyuzhan@quicinc.com> Precedence: bulk X-Mailing-List: linux-pci@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-QCInternal: smtphost X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-GUID: W9t0vhn27t6_H0ELJyez19VmES3sQt4K X-Proofpoint-ORIG-GUID: W9t0vhn27t6_H0ELJyez19VmES3sQt4K X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1039,Hydra:6.0.680,FMLib:17.12.60.29 definitions=2024-09-06_09,2024-09-06_01,2024-09-02_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 impostorscore=0 suspectscore=0 mlxlogscore=999 priorityscore=1501 mlxscore=0 spamscore=0 clxscore=1015 phishscore=0 bulkscore=0 malwarescore=0 adultscore=0 lowpriorityscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2411120000 definitions=main-2412200048 The PCIe Gen4x2 PHY for qcs8300 has a lot of difference with sa8775p. So the qcs8300_qmp_gen4x2_pcie_rx_alt_tbl for qcs8300 is added. Reviewed-by: Dmitry Baryshkov Signed-off-by: Ziyue Zhang --- drivers/phy/qualcomm/phy-qcom-qmp-pcie.c | 89 ++++++++++++++++++++++++ 1 file changed, 89 insertions(+) diff --git a/drivers/phy/qualcomm/phy-qcom-qmp-pcie.c b/drivers/phy/qualcomm/phy-qcom-qmp-pcie.c index 018bbb300830..9efc5a75edb7 100644 --- a/drivers/phy/qualcomm/phy-qcom-qmp-pcie.c +++ b/drivers/phy/qualcomm/phy-qcom-qmp-pcie.c @@ -805,6 +805,58 @@ static const struct qmp_phy_init_tbl qcs615_pcie_pcs_tbl[] = { QMP_PHY_INIT_CFG(QPHY_V2_PCS_TXDEEMPH_M3P5DB_V0, 0xe), }; +static const struct qmp_phy_init_tbl qcs8300_qmp_gen4x2_pcie_rx_alt_tbl[] = { + QMP_PHY_INIT_CFG(QSERDES_V5_20_RX_UCDR_PI_CONTROLS, 0x16), + QMP_PHY_INIT_CFG(QSERDES_V5_20_RX_DFE_CTLE_POST_CAL_OFFSET, 0x38), + QMP_PHY_INIT_CFG(QSERDES_V5_20_RX_RX_MODE_RATE_0_1_B0, 0x9b), + QMP_PHY_INIT_CFG(QSERDES_V5_20_RX_RX_MODE_RATE_0_1_B1, 0xb0), + QMP_PHY_INIT_CFG(QSERDES_V5_20_RX_RX_MODE_RATE_0_1_B2, 0xd2), + QMP_PHY_INIT_CFG(QSERDES_V5_20_RX_RX_MODE_RATE_0_1_B3, 0xf0), + QMP_PHY_INIT_CFG(QSERDES_V5_20_RX_RX_MODE_RATE_0_1_B4, 0x42), + QMP_PHY_INIT_CFG(QSERDES_V5_20_RX_RX_MODE_RATE_0_1_B5, 0x00), + QMP_PHY_INIT_CFG(QSERDES_V5_20_RX_RX_MODE_RATE_0_1_B6, 0x20), + QMP_PHY_INIT_CFG(QSERDES_V5_20_RX_RX_MODE_RATE2_B0, 0x9b), + QMP_PHY_INIT_CFG(QSERDES_V5_20_RX_RX_MODE_RATE2_B1, 0xfb), + QMP_PHY_INIT_CFG(QSERDES_V5_20_RX_RX_MODE_RATE2_B2, 0xd2), + QMP_PHY_INIT_CFG(QSERDES_V5_20_RX_RX_MODE_RATE2_B3, 0xec), + QMP_PHY_INIT_CFG(QSERDES_V5_20_RX_RX_MODE_RATE2_B4, 0x43), + QMP_PHY_INIT_CFG(QSERDES_V5_20_RX_RX_MODE_RATE2_B5, 0xdd), + QMP_PHY_INIT_CFG(QSERDES_V5_20_RX_RX_MODE_RATE2_B6, 0x0d), + QMP_PHY_INIT_CFG(QSERDES_V5_20_RX_RX_MODE_RATE3_B0, 0xf3), + QMP_PHY_INIT_CFG(QSERDES_V5_20_RX_RX_MODE_RATE3_B1, 0xf8), + QMP_PHY_INIT_CFG(QSERDES_V5_20_RX_RX_MODE_RATE3_B2, 0xec), + QMP_PHY_INIT_CFG(QSERDES_V5_20_RX_RX_MODE_RATE3_B3, 0xd6), + QMP_PHY_INIT_CFG(QSERDES_V5_20_RX_RX_MODE_RATE3_B4, 0x83), + QMP_PHY_INIT_CFG(QSERDES_V5_20_RX_RX_MODE_RATE3_B5, 0xf5), + QMP_PHY_INIT_CFG(QSERDES_V5_20_RX_RX_MODE_RATE3_B6, 0x5e), + QMP_PHY_INIT_CFG(QSERDES_V5_20_RX_PHPRE_CTRL, 0x20), + QMP_PHY_INIT_CFG(QSERDES_V5_20_RX_AUX_DATA_THRESH_BIN_RATE_0_1, 0x3f), + QMP_PHY_INIT_CFG(QSERDES_V5_20_RX_AUX_DATA_THRESH_BIN_RATE_2_3, 0x37), + QMP_PHY_INIT_CFG(QSERDES_V5_20_RX_DFE_3, 0x00), + QMP_PHY_INIT_CFG(QSERDES_V5_20_RX_RX_MARG_COARSE_THRESH1_RATE3, 0x1f), + QMP_PHY_INIT_CFG(QSERDES_V5_20_RX_RX_MARG_COARSE_THRESH2_RATE3, 0x1f), + QMP_PHY_INIT_CFG(QSERDES_V5_20_RX_RX_MARG_COARSE_THRESH3_RATE3, 0x1f), + QMP_PHY_INIT_CFG(QSERDES_V5_20_RX_RX_MARG_COARSE_THRESH4_RATE3, 0x1f), + QMP_PHY_INIT_CFG(QSERDES_V5_20_RX_RX_MARG_COARSE_THRESH5_RATE3, 0x1f), + QMP_PHY_INIT_CFG(QSERDES_V5_20_RX_RX_MARG_COARSE_THRESH6_RATE3, 0x1f), + QMP_PHY_INIT_CFG(QSERDES_V5_20_RX_RX_MARG_COARSE_THRESH1_RATE210, 0x1f), + QMP_PHY_INIT_CFG(QSERDES_V5_20_RX_RX_MARG_COARSE_THRESH2_RATE210, 0x1f), + QMP_PHY_INIT_CFG(QSERDES_V5_20_RX_RX_MARG_COARSE_THRESH3_RATE210, 0x1f), + QMP_PHY_INIT_CFG(QSERDES_V5_20_RX_Q_PI_INTRINSIC_BIAS_RATE32, 0x09), + QMP_PHY_INIT_CFG(QSERDES_V5_20_RX_UCDR_FO_GAIN_RATE2, 0x0c), + QMP_PHY_INIT_CFG(QSERDES_V5_20_RX_UCDR_FO_GAIN_RATE3, 0x08), + QMP_PHY_INIT_CFG(QSERDES_V5_20_RX_UCDR_SO_GAIN_RATE3, 0x04), + QMP_PHY_INIT_CFG(QSERDES_V5_20_RX_VGA_CAL_CNTRL1, 0x04), + QMP_PHY_INIT_CFG(QSERDES_V5_20_RX_VGA_CAL_MAN_VAL, 0x08), + QMP_PHY_INIT_CFG(QSERDES_V5_20_RX_RX_EQU_ADAPTOR_CNTRL4, 0x0b), + QMP_PHY_INIT_CFG(QSERDES_V5_20_RX_RX_EQ_OFFSET_ADAPTOR_CNTRL1, 0x7c), + QMP_PHY_INIT_CFG(QSERDES_V5_20_RX_RX_IDAC_SAOFFSET, 0x10), + QMP_PHY_INIT_CFG(QSERDES_V5_20_RX_DFE_DAC_ENABLE1, 0x00), + QMP_PHY_INIT_CFG(QSERDES_V5_20_RX_GM_CAL, 0x05), + QMP_PHY_INIT_CFG(QSERDES_V5_20_RX_TX_ADAPT_POST_THRESH1, 0x00), + QMP_PHY_INIT_CFG(QSERDES_V5_20_RX_TX_ADAPT_POST_THRESH2, 0x1f), +}; + static const struct qmp_phy_init_tbl sdm845_qmp_pcie_serdes_tbl[] = { QMP_PHY_INIT_CFG(QSERDES_V3_COM_BIAS_EN_CLKBUFLR_EN, 0x14), QMP_PHY_INIT_CFG(QSERDES_V3_COM_CLK_SELECT, 0x30), @@ -3336,6 +3388,40 @@ static const struct qmp_phy_cfg qcs615_pciephy_cfg = { .phy_status = PHYSTATUS, }; +static const struct qmp_phy_cfg qcs8300_qmp_gen4x2_pciephy_cfg = { + .lanes = 2, + .offsets = &qmp_pcie_offsets_v5_20, + + .tbls = { + .serdes = sa8775p_qmp_gen4x2_pcie_serdes_alt_tbl, + .serdes_num = ARRAY_SIZE(sa8775p_qmp_gen4x2_pcie_serdes_alt_tbl), + .tx = sa8775p_qmp_gen4_pcie_tx_tbl, + .tx_num = ARRAY_SIZE(sa8775p_qmp_gen4_pcie_tx_tbl), + .rx = qcs8300_qmp_gen4x2_pcie_rx_alt_tbl, + .rx_num = ARRAY_SIZE(qcs8300_qmp_gen4x2_pcie_rx_alt_tbl), + .pcs = sa8775p_qmp_gen4x2_pcie_pcs_alt_tbl, + .pcs_num = ARRAY_SIZE(sa8775p_qmp_gen4x2_pcie_pcs_alt_tbl), + .pcs_misc = sa8775p_qmp_gen4_pcie_pcs_misc_tbl, + .pcs_misc_num = ARRAY_SIZE(sa8775p_qmp_gen4_pcie_pcs_misc_tbl), + }, + + .tbls_rc = &(const struct qmp_phy_cfg_tbls) { + .serdes = sa8775p_qmp_gen4x2_pcie_rc_serdes_alt_tbl, + .serdes_num = ARRAY_SIZE(sa8775p_qmp_gen4x2_pcie_rc_serdes_alt_tbl), + .pcs_misc = sa8775p_qmp_gen4_pcie_rc_pcs_misc_tbl, + .pcs_misc_num = ARRAY_SIZE(sa8775p_qmp_gen4_pcie_rc_pcs_misc_tbl), + }, + + .reset_list = sdm845_pciephy_reset_l, + .num_resets = ARRAY_SIZE(sdm845_pciephy_reset_l), + .vreg_list = qmp_phy_vreg_l, + .num_vregs = ARRAY_SIZE(qmp_phy_vreg_l), + .regs = pciephy_v5_20_regs_layout, + + .pwrdn_ctrl = SW_PWRDN | REFCLK_DRV_DSBL, + .phy_status = PHYSTATUS_4_20, +}; + static const struct qmp_phy_cfg sdm845_qmp_pciephy_cfg = { .lanes = 1, @@ -4876,6 +4962,9 @@ static const struct of_device_id qmp_pcie_of_match_table[] = { }, { .compatible = "qcom,qcs615-qmp-gen3x1-pcie-phy", .data = &qcs615_pciephy_cfg, + }, { + .compatible = "qcom,qcs8300-qmp-gen4x2-pcie-phy", + .data = &qcs8300_qmp_gen4x2_pciephy_cfg, }, { .compatible = "qcom,sa8775p-qmp-gen4x2-pcie-phy", .data = &sa8775p_qmp_gen4x2_pciephy_cfg,